Minimum aperture for dome corner sharpness on M43 8mm and 7-14s...
Any quick suggestions for minimum usuable aperture for corner sharpness with
Oly 7-14 behind 180 mm Nauticam glass dome
Pana 7-14 behind same
Oly 8 PRO behind Nauticam 140 mm glass dome
Pana 8 behind same
Oly and Pana 8 mms behind the 4,33" acrylic dome.